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LiMoE: Mixture of LiDAR Representation Learners from Automotive Scenes

Xiang Xu*, Lingdong Kong*, Hui Shuai, Liang Pan, Ziwei Liu, Qingshan Liu

IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2025

[Paper] [Code] [Project]

EventFly: Event Camera Perception from Ground to the Sky

Lingdong Kong, Dongyue Lu, Xiang Xu, Lai Xing Ng, Wei Tsang Ooi, Benoit R. Cottereau

IEEE/CVF Conference on Computer Vision and Pattern Recognition, 2025

[Paper] [Project]

Calib3D: Calibrating Model Preferences for Reliable 3D Scene Understanding

Lingdong Kong*, Xiang Xu*, Jun Cen, Wenwei Zhang, Liang Pan, Kai Chen, Ziwei Liu

IEEE/CVF Winter Conference on Applications of Computer Vision, 2025 (Oral Presentation)

[Paper] [Code] [Poster]

FRNet: Frustum-Range Networks for Scalable LiDAR Segmentation

Xiang Xu, Lingdong Kong, Hui Shuai, Qingshan Liu

IEEE Transactions on Image Processing, 2025

[Paper] [Code] [Project] [Demo]

Multi-Modal Data-Efficient 3D Scene Understanding for Autonomous Driving

Lingdong Kong, Xiang Xu, Jiawei Ren, Wenwei Zhang, Liang Pan, Kai Chen, Wei Tsang Ooi, Ziwei Liu

IEEE Transactions on Pattern Analysis and Machine Intelligence, 2025

[Paper] [Code] [Zhihu]

SuperFlow++: Enhanced Spatiotemporal Consistency for Cross-Modal Data Pretraining

Xiang Xu*, Lingdong Kong*, Hui Shuai, Wenwei Zhang, Liang Pan, Kai Chen, Ziwei Liu, Qingshan Liu

arXiv 2025

[Paper] [Code]

LargeAD: Large-Scale Cross-Sensor Data Pretraining for Autonomous Driving

Lingdong Kong*, Xiang Xu*, Youquan Liu*, Jun Cen, Runnan Chen, Wenwei Zhang, Liang Pan, Kai Chen, Ziwei Liu

arXiv 2025

[Paper] [Code] [Project] [Zhihu]

4D Contrastive Superflows are Dense 3D Representation Learners

Xiang Xu*, Lingdong Kong*, Hui Shuai, Wenwei Zhang, Liang Pan, Kai Chen, Ziwei Liu, Qingshan Liu

European Conference on Computer Vision, 2024

[Paper] [Code] [Poster]

An Empirical Study of Training State-of-the-Art LiDAR Segmentation Models

Jiahao Sun, Chunmei Qing, Xiang Xu, Lingdong Kong, Youquan Liu, Li Li, Chenming Zhu, Jingwei Zhang, Zeqi Xiao, Runnan Chen, Tai Wang, Wenwei Zhang, Kai Chen

arXiv 2024

[Paper] [Code]

Waterfall-Net: Waterfall Feature Aggregation for Point Cloud Semantic Segmentation

Hui Shuai, Xiang Xu, Qingshan Liu

Chinese Conference on Pattern Recognition and Computer Vision, 2022

[Paper] [Code]

CED-Net: Contextual Encoder-Decoder Network for 3D Face Reconstruction

Lei Zhu, Shanmin Wang, Zengqun Zhao, Xiang Xu, Qingshan Liu

Multimedia Systems, 2022

[Paper]

Semantic-Aware Object Detection for 3D Point Cloud

Xiang Xu, Gang Huang, Laifeng Hu, Yaonong Wang

International Conference on Optics and Machine Vision, 2022

[Paper]

Backward Attentive Fusing Network with Local Aggregation Classifier for 3D Point Cloud Semantic Segmentation

Hui Shuai, Xiang Xu, Qingshan Liu

IEEE Transactions on Image Processing, 2021

[Paper] [Code]

Xiang Xu 许翔